九年级unit6SectionA-1.ppt

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1、Section APeriod 1 ( 1a2d )Do you know the following inventions? When were they invented?paper 105 A. D. printing1041-1045It was invented compass11th Centurygunpowder9th CenturyIt was invented carin 1885calculatorin 1971It was invented telephonein 1876TV in 1927It was invented 1 1b b Listen and match

2、 the inventions with the dates._ 1876_ 1885_ 1927_ 1971dacbListen again and answer the questions.1. Did grandmas family have a car?2. Did grandmas family have a TV? Why?Yes, they had a car.No, they didnt have a TV because they couldnt afford one. 看图完成句子。看图完成句子。1. (1885, invented) Cars _ _ in 1885. 2

3、. (around 1927, invented) The TV _ _ around 1927. wereinventedwasinvented3. (1971, invented)The personal computer _ _ _ _ _ _ 1971. 4. (1896，invented) The telephone _ _ _ _ _ _ _. wasinventedinwasinvented in1896Make a similar conversation with your partner using the 1b as a model.A: When was the TV

4、invented?B: It was invented in 1927.A: Who was it invented by?B: It was invented by Baird.T: When was the telephone invented?S: It was invented in 1876.T: Who was it invented by?S: It was invented by Bell.18851885Henry Ford197119711976197619071907WrightCrayBill HewlettheelscoopShe is wearing high he

5、els.She is scooping by using the scoop.2a2a Listen and number the inventions in the order that you hear them.1232 2b b Listen again complete the chart below._ the style of the shoeshot ice-cream scoopseeing _shoes with lights_ really cold ice-creamshoes with special heelsWhat is it / were they used

6、for?Inventionchangingin the darkservingListen and answer questions.1. Which is Carols favorite invention?2. What is Carol writing about for her English homework?Her favorite invention is a special ice-cream scoop. She is writing about interesting inventions for her English homework.Make conversation

7、s using the information in 2b.A: What are they used for?B: Theyre used for seeing in the dark.Armadillo Breadbox Lull LampCOOL INVENTIONSErgonomic LadderThe Weight Watch Belt2 2d d Read and answer questions.1. What invention are they talking about?2. Do they think it a great invention? Why? The zipp

8、er.Yes. Because it is used widely in our daily lives.Whitcomb L. Judson (1846 1909) was an American machine salesman, mechanical engineer and inventor. He developed and invented the zipper in 1890. Read the conversation again and role-play it.Which invention are you familiar with?Talk about it with

9、your partner.10 Most Important Inventions throughout HistoryThe ComputerThe InternetElectricityThe WheelTelephoneThe Light BulbFlightCarPenicillinNuclear Energy1. invent v. 发明发明 指经过认识和实践创造出前所未有的事物。指经过认识和实践创造出前所未有的事物。Edison invented the light bulb. 爱迪生发明了电灯泡。爱迪生发明了电灯泡。invention和和inventor都是名词都是名词, 前者意

10、为前者意为“发发明明”, 后者意为后者意为“发明家发明家”。Language pointsdiscover, invent和和find都是动词都是动词, 它们的词义相它们的词义相近近, 但是有区别但是有区别:discover意为意为“发现发现”, 指发现某种本来存在指发现某种本来存在,但以前未被发现或未为人所知的事物或现象。但以前未被发现或未为人所知的事物或现象。 The lost bike was discovered at the bus stop. 丢了的自行车在公共汽车站那儿找到了。丢了的自行车在公共汽车站那儿找到了。 Later I discovered that he was so

11、 kind. 后来我才发现他那么善良。后来我才发现他那么善良。知识链接知识链接invent 意为意为“发明发明”, 指发明以前不存在的指发明以前不存在的东西。东西。 Do you know who invented the computer? 你知道谁发明的电脑吗？你知道谁发明的电脑吗？find 意为意为“找到找到, 发现发现”, 指偶然发现或几指偶然发现或几乎没有困难地发现。乎没有困难地发现。 I found some old photos in that drawer. 我在那个抽屉里发现了一些旧照片。我在那个抽屉里发现了一些旧照片。 1). Edison _ the electric l

12、amp. 2). I lost my necklace last night. I havent _ it. 3). Who _ America first? inventedfounddiscovered 4). The telephone _ in 1876. A. invented B. was invented C. was found D. was discovered【点拨点拨】句意：电话是句意：电话是1876年发明的。年发明的。invent “发明发明”，且，且telephone与与invent 之间之间是动宾关系，应用被动语态。故选是动宾关系，应用被动语态。故选B。 2. be

13、 used for . 被被用来用来 是由是由“use sth. for sth. / doing sth.”结构转结构转变而来变而来, 介词介词for在这里表示用途或作用在这里表示用途或作用, 后面可以接名词、代词或动词后面可以接名词、代词或动词-ing形式。形式。This machine can be used for cutting grass. 这个机器可以被用来割草。这个机器可以被用来割草。 be used as意为意为“被用作被用作，被作，被作为为使用使用” English is used as a foreign language in China. be used by意为意为

14、“被被使用使用” Rubbers are often used by students to correct mistakes. 知识链接知识链接English is widely used _ many people around the world _ a second language. A. by；for B. by; as C. as；for D. for；as【点拨点拨】句意：英语被世界各地的许多人作句意：英语被世界各地的许多人作为第 二 语 言 广 泛 使 用 。为第 二 语 言 广 泛 使 用 。 by 意 为意 为 “ 被 ；被 ；由由”，用于被动语态中，后跟动作的执，用于被

15、动语态中，后跟动作的执行者；行者；as作介词，意为作介词，意为“当作当作”。故选。故选B。used to do sth.意为意为“过去常常做某事过去常常做某事”。 I used to smoke when I was young.use sth. to do sth.意为意为“使用某物来做某使用某物来做某事事”, 其被动结构为其被动结构为“sth. be used to do sth.”。 These knives are used to cut pies.知识链接知识链接3. Can you help me think of an invention? My pleasure.My plea

16、sure也可说成也可说成Its a / my pleasure.或或 A pleasure ，意思是，意思是“我的荣幸；愿为我的荣幸；愿为你效劳；这是件愉快的事你效劳；这是件愉快的事”。 Will you please help me take the books to the classroom? 请你帮我把这些书带到教室里去好吗？请你帮我把这些书带到教室里去好吗？ My pleasure. / Its a pleasure. 愿为你效劳。愿为你效劳。 pleasure n. 愉快；高兴愉快；高兴She took no pleasure in her work. 她觉得自己的工作毫无乐趣。她

17、觉得自己的工作毫无乐趣。I will remember this meeting with pleasure. 我会愉快地记着这次的会晤。我会愉快地记着这次的会晤。It is a pleasure to work with you. 和你一起工作真是件乐事。和你一起工作真是件乐事。 at (ones) pleasure 随便随便You are free to come and go at your pleasure. 来去自由来去自由, 悉听尊便。悉听尊便。 take pleasure in以某事为乐以某事为乐,喜欢做某事喜欢做某事 with pleasure 愉快地愉快地, 高兴地高兴地,

18、没问题没问题知识链接知识链接 4. Well, you do seem to have a point you do seem to have a point 是个强调是个强调句，用句，用“助动词助动词do +谓语动词原形谓语动词原形”的结的结构。构。He does look well. 他的确看起来气色很好。他的确看起来气色很好。 You did give me a fright. 你真把我给吓了一跳。你真把我给吓了一跳。 have a point 有道理有道理I admit (that) you have a point. 我承认你有理。我承认你有理。I guess you have a

19、point there. 我想你说的有道理。我想你说的有道理。 5. it mentioned that the zipper was mention v. 提到；说到提到；说到Dont mention this problem this evening. 今晚别提这个问题。今晚别提这个问题。Nobody mentioned the real purpose of this meeting. 谁也没有提到这次会议的真正目的。谁也没有提到这次会议的真正目的。1) mention表示表示“提到；提及提到；提及”，是及物动，是及物动词，其后接名词或代词作宾语时，无需用词，其后接名词或代词作宾语时，无

20、需用任何介词；另外注意任何介词；另外注意不接双宾语不接双宾语。如：。如： He never mentioned his girl friend to me./ He never mentioned to me that he had a girl friend. 他从未向我提及他有个女朋友。他从未向我提及他有个女朋友。注注 意意2) 若后接动词，要用动名词，不能用不定式若后接动词，要用动名词，不能用不定式 Whenever I mention playing football, he says hes too busy. 我一提起踢足球，他就说太忙。我一提起踢足球，他就说太忙。3) not t

21、o mention意为意为“更不用说更不用说; 还不算还不算” He can speak French, German and Japanese, not to mention English. 他会说法语，德语和日语，更不用说英语。他会说法语，德语和日语，更不用说英语。4) 口语中说口语中说 Dont mention it. 主要用来回主要用来回答感谢，有时也用来回答道歉。如：答感谢，有时也用来回答道歉。如：A：Thank you very much. 多谢你了。多谢你了。B：Dont mention it. 不客气。不客气。A：Im sorry to have troubled you.

22、对不起打扰你了。对不起打扰你了。B：Dont mention it. 没关系。没关系。1). (2012辽宁大连辽宁大连) -Thank you for taking me around your school, Daming. - _ A. Dont mention it. B. Never mind. C. Of course not. D. No problem.2). - Sorry, Sir. I made a mistake again.- _. Practice more and you will do better.A. Never mind B. Im not sure C.

23、 Youre welcome D. Dont mention itAA 根据句意和所给汉语提示根据句意和所给汉语提示, 完成下列单词的完成下列单词的确拼写。确拼写。 1. Thats the most _ (有用的有用的) book. 2. It is said that Thomas Edison had 1,093_ (发明发明) during his lifetime. 3. - What is this kind of machine used for? - Its used for _ (听听) to music. 4. If you _ (加热加热) the ice, it wil

24、l soon become water. 5. Children also need time _ (玩耍玩耍). useful inventions listening heat to play 句型转换句型转换1. The personal computer was invented in 1976. (对划线部分提问对划线部分提问) _ _ the personal computer _? 2. The shoes with lights were invented by Julie Thompson. (对划线部分提问对划线部分提问) _ _ the shoes with lights

25、 _ _ ? WhenwasinventedWhowereinventedby3. Knives are used for cutting things. (对划线对划线部分提问部分提问) _ _ knives _ _? 4. A Chinese named Cai Lun invented paper. (改为被动语态改为被动语态)Paper _ _ _ a Chinese named Cai Lun.Whatareused forwasinventedby5. She was interviewed by the local TV station last week. (改为主动语态改为主动语态)The local TV station _ _ _ last week. interviewedher